import React from 'react'
import ReactEcharts from 'echarts-for-react'
import * as echarts from 'echarts'

const currentData = [
  [
    [28604, 77, 17096869, 'Australia', 1990],
    [31163, 77.4, 27662440, 'Canada', 1990],
    [1516, 68, 1154605773, 'China', 1990],
    [13670, 74.7, 10582082, 'Cuba', 1990],
    [28599, 75, 4986705, 'Finland', 1990],
    [29476, 77.1, 56943299, 'France', 1990],
    [31476, 75.4, 78958237, 'Germany', 1990],
    [28666, 78.1, 254830, 'Iceland', 1990],
    [1777, 57.7, 870601776, 'India', 1990],
    [29550, 79.1, 122249285, 'Japan', 1990],
    [2076, 67.9, 20194354, 'North Korea', 1990],
    [12087, 72, 42972254, 'South Korea', 1990],
    [24021, 75.4, 3397534, 'New Zealand', 1990],
    [43296, 76.8, 4240375, 'Norway', 1990],
    [10088, 70.8, 38195258, 'Poland', 1990],
    [19349, 69.6, 147568552, 'Russia', 1990],
    [10670, 67.3, 53994605, 'Turkey', 1990],
    [26424, 75.7, 57110117, 'United Kingdom', 1990],
    [37062, 75.4, 252847810, 'United States', 1990],
  ],
  [
    [44056, 81.8, 23968973, 'Australia', 2015],
    [43294, 81.7, 35939927, 'Canada', 2015],
    [13334, 76.9, 1376048943, 'China', 2015],
    [21291, 78.5, 11389562, 'Cuba', 2015],
    [38923, 80.8, 5503457, 'Finland', 2015],
    [37599, 81.9, 64395345, 'France', 2015],
    [44053, 81.1, 80688545, 'Germany', 2015],
    [42182, 82.8, 329425, 'Iceland', 2015],
    [5903, 66.8, 1311050527, 'India', 2015],
    [36162, 83.5, 126573481, 'Japan', 2015],
    [1390, 71.4, 25155317, 'North Korea', 2015],
    [34644, 80.7, 50293439, 'South Korea', 2015],
    [34186, 80.6, 4528526, 'New Zealand', 2015],
    [64304, 81.6, 5210967, 'Norway', 2015],
    [24787, 77.3, 38611794, 'Poland', 2015],
    [23038, 73.13, 143456918, 'Russia', 2015],
    [19360, 76.5, 78665830, 'Turkey', 2015],
    [38225, 81.4, 64715810, 'United Kingdom', 2015],
    [53354, 79.1, 321773631, 'United States', 2015],
  ],
]

const option = {
  backgroundColor: new echarts.graphic.RadialGradient(0.3, 0.3, 0.8, [
    {
      offset: 0,
      color: '#f7f8fa',
    },
    {
      offset: 1,
      color: '#cdd0d5',
    },
  ]),
  title: {
    text: '1990 与 2015 年各国家人均寿命与 GDP',
  },
  legend: {
    right: 10,
    data: ['1990', '2015'],
  },
  xAxis: {
    splitLine: {
      lineStyle: {
        type: 'dashed',
      },
    },
  },
  yAxis: {
    splitLine: {
      lineStyle: {
        type: 'dashed',
      },
    },
    scale: true,
  },
  series: [
    {
      name: '1990',
      data: currentData[0],
      type: 'scatter',
      symbolSize(data) {
        return Math.sqrt(data[2]) / 5e2
      },
      label: {
        emphasis: {
          show: true,
          formatter(param) {
            return param.data[3]
          },
          position: 'top',
        },
      },
      itemStyle: {
        normal: {
          shadowBlur: 10,
          shadowColor: 'rgba(120, 36, 50, 0.5)',
          shadowOffsetY: 5,
          color: new echarts.graphic.RadialGradient(0.4, 0.3, 1, [
            {
              offset: 0,
              color: 'rgb(251, 118, 123)',
            },
            {
              offset: 1,
              color: 'rgb(204, 46, 72)',
            },
          ]),
        },
      },
    },
    {
      name: '2015',
      data: currentData[1],
      type: 'scatter',
      symbolSize(data) {
        return Math.sqrt(data[2]) / 5e2
      },
      label: {
        emphasis: {
          show: true,
          formatter(param) {
            return param.data[3]
          },
          position: 'top',
        },
      },
      itemStyle: {
        normal: {
          shadowBlur: 10,
          shadowColor: 'rgba(25, 100, 150, 0.5)',
          shadowOffsetY: 5,
          color: new echarts.graphic.RadialGradient(0.4, 0.3, 1, [
            {
              offset: 0,
              color: 'rgb(129, 227, 238)',
            },
            {
              offset: 1,
              color: 'rgb(25, 183, 207)',
            },
          ]),
        },
      },
    },
  ],
}

const BubbleGradientComponent = () => {
  return (
    <ReactEcharts
      option={option}
      style={{ height: '700px', width: '100%' }}
      className="react_for_echarts"
    />
  )
}

export default BubbleGradientComponent
